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RUN YOUR BEST

Join a global community where every runner has their moment: from first-time 5Kers to personal-best chasers.

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THE FIRST 5K WORLD TREADMILL CHAMPIONSHIP

REGISTER NOW

Find a RUN X Official
center

Indoor run for all levels

Open 365

Run with the world

5K distance

Global leaderboard

THE COMPETITION

Run your 5K indoors. Race the world.

RUN X connects runners through a global network of Official Centers
where you can log your best run and see your time ranked alongside runners around the world.

View Competition Rules

How to Join the Championship

Find an Official Center near you, run your fastest 5K, and climb the leaderboard.

Get Ready to Race

Find an Official Center near you, run your fastest 5K, and climb the leaderboard.

Register and
create your RUN X ID.

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Our Run, our community

We run together. RUN X unites runners of all levels in a global community that's active all year round. Log your time and let's celebrate your progress on the worldwide leaderboard.

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Run your best 5K

Complete your run and earn your place on the global leaderboard.

REGISTER NOW

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RUN ON THE GLOBAL STAGE

Take on a 5K that connects you to runners worldwide—and see where your run takes you.

SEE THE RANKING

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RUNNERS

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Founders

World Athletics
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